Issued Patents All Time
Showing 76–85 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6054401 | Fireproof sheet glass | Kiminari Sugiura, Tetsuro Yoshii | 2000-04-25 |
| 6020672 | Surface acoustic wave converter with improved frequency characteristics, surface acoustic wave device using such converter, and communication system using such device | Akane Yokota, Akira Torisawa, Koichi Egara, Tadashi Eguchi, Takahiro Hachisu | 2000-02-01 |
| 5962950 | Compact surface acoustic wave apparatus, spread spectrum signal receiver using the same apparatus for reception of spread spectrum signal, and spread spectrum signal communication system using the same spread spectrum signal receiver | Koichi Egara, Akira Torisawa, Tadashi Eguchi, Takahiro Hachisu, Akane Yokota | 1999-10-05 |
| 5925583 | Heat-resistant glass composition | Tetsuro Yoshii, Hiroyuki Tanaka, Nobuyuki Yamamoto, Shigekazu Yoshii | 1999-07-20 |
| 5815055 | Matched filter with improved synchronous characteristics, and reception device and communication system using the same | Tadashi Eguchi, Akira Torisawa, Koichi Egara, Takahiro Hachisu, Akane Yokota | 1998-09-29 |
| 5760525 | Surface acoustic wave device and communication system using it | Takahiro Hachisu, Akira Torisawa, Norihiro Mochizuki, Koichi Egara, Tadashi Eguchi | 1998-06-02 |
| 5717274 | Efficient surface acoustic wave device capable of excitation in plural frequency bands, and signal receiver and communication system utilizing the same | Tadashi Eguchi, Akira Torisawa, Norihiro Mochizuki, Koichi Egara, Takahiro Hachisu | 1998-02-10 |
| 5708402 | Surface acoustic wave device improved in convolution efficiency, receiver using it, communication system using it, and method for producing surface acoustic wave device improved in convoluting efficiency | Takahiro Hachisu, Norihiro Mochizuki, Koichi Egara, Tadashi Eguchi, Akane Yokota | 1998-01-13 |
| 5477098 | Efficient surface acoustic wave device capable of excitation in plural frequency bands, and signal receiver and communication system utilizing the same | Tadashi Eguchi, Akira Torisawa, Norihiro Mochizuki, Koichi Egara, Takahiro Hachisu | 1995-12-19 |
| 5010041 | Colored low-expansion transparent glass ceramic | Keiji Kitamura, Nobuyuki Yamamoto | 1991-04-23 |